Home / 81,839.07-112,936.81-46,029.07

Finding the Fourth Proportional to 81,839.07, 112,936.81 and 46,029.07

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Solution

The fourth proportional to 81,839.07, 112,936.81 and 46,029.07 is: 63,519.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,839.07 : 112,936.81 = 46,029.07 : x
  2. Step 2: Convert to fraction form
    81,839.07/112,936.81 = 46,029.07/x
  3. Step 3: Cross multiply
    81,839.07x = 112,936.81 × 46,029.07
  4. Step 4: Simplify right side
    81,839.07x = 5,198,376,333.07
  5. Step 5: Solve for x
    x = 5,198,376,333.07/81,839.07
  6. Step 6: Final answer
    x = 63,519.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.